List of mainstream Perp DEX: Hyperliquid trading volume has declined, but holdings still exceed the total of other platforms On April 21st, according to DefiLlama data, the overall trading volume of the on chain Perp DEX market slightly declined. The trading volume of Hyperliquid has dropped to $6 billion, but the holdings remain high, exceeding the sum of holdings of other platforms. The trading volume of TradeXYZ has slightly rebounded. The current ranking of major Perp DEX trading volumes is as follows: Hyperliquid: 24-hour trading volume of approximately 6.07 billion US dollars, with an open interest contract volume of 7.31 billion US dollars; -TradeXYZ has a 24-hour trading volume of approximately 1.92 billion US dollars and an open interest contract volume of 1.82 billion US dollars; Aster: 24-hour trading volume of approximately 1.95 billion US dollars, with an open interest contract volume of 1.97 billion US dollars; EdgeX has a 24-hour trading volume of approximately 1.95 billion US dollars and an open interest contract volume of 960 million US dollars; Lighter has a 24-hour trading volume of approximately 1.53 billion US dollars and an open interest contract volume of 720 million US dollars; Pacifica has a 24-hour trading volume of approximately $485 million and an open interest contract volume of $80.89 million.